Last Updated: August 24, 2026

Details for Patent: 9,126,947

Name: Drug Patent Intelligence for US Patent 9126947
Creator: DrugPatentWatch
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Which drugs does patent 9,126,947 protect, and when does it expire?

Patent 9,126,947 protects ENSACOVE and is included in one NDA.

This patent has sixteen patent family members in eleven countries.

Summary for Patent: 9,126,947

Title:	Substituted pyridazine carboxamide compounds
Abstract:	The new pyridazine derivatives have unexpected drug properties as inhibitors of protein kinases especially against ALK and are useful in treating disorders related to abnormal protein kinase activities such as cancer, neurological and psychiatric diseases.
Inventor(s):	Congxin Liang
Assignee:	Xcovery Holdings Inc
Application Number:	US13/877,783
Patent Claim Types: see list of patent claims	Composition; Compound;

Drugs Protected by US Patent 9,126,947

Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-001	Dec 18, 2024		RX	Yes	No	9,126,947	⤷ Start Trial		Y			⤷ Start Trial
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-002	Dec 18, 2024		RX	Yes	Yes	9,126,947	⤷ Start Trial		Y			⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

International Family Members for US Patent 9,126,947

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2011311814	⤷ Start Trial
Brazil	112013008523	⤷ Start Trial
Canada	2813607	⤷ Start Trial
China	103298806	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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